5 Questions
Which nerve is responsible for the supply of the posterior part of the nasal cavity?
Posterior ethmoidal nerve
Which artery is responsible for the blood supply of the front part of the nasal cavity?
Facial artery branch of the external carotid artery
Where are the olfactory nerves located?
Superior part of the nasal cavity and the roof of the nose
Which artery branches supply the middle part of the nasal cavity?
Anterior ethmoidal, posterior ethmoidal, and pharyngomaxillary arteries
Which nerve is primarily responsible for the sense of smell?
Olfactory nerve
Study Notes
Nasal Cavity Supply and Olfaction
- The posterior part of the nasal cavity is supplied by the sphenopalatine nerve.
- The front part of the nasal cavity receives blood supply from the facial artery.
- Olfactory nerves are located in the mucous membrane of the superior nasal conchae.
- The middle part of the nasal cavity receives blood supply from the sphenopalatine and greater palatine arteries.
- The olfactory nerve (cranial nerve I) is primarily responsible for transmitting the sense of smell.
Test your knowledge of the nerve supply and blood supply of the lateral wall of the nose with this ENT Rapid Revision quiz. Learn about the olfactory nerves, anterior ethmoidal nerves, and posterior ethmoidal nerves that play a crucial role in the sense of smell and nasal cavity function.
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